In the social life of the Tang Dynasty, banquet music performances occupied a mainstream position in all music performances.

唐代的社会生活中，宴乐是一种占主流地位的音乐活动方式。

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For a long period time, Keynesian theory of insufficient effective demand occupied the mainstream position, while Hayek's theory of structural imbalance is not so prevailing.

很长一段时间，凯恩斯的有效需求不足论占据主流地位，哈耶克的结构失衡论则屈居冷宫。

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For a long period time, Keynesian theory of insufficient effective demand occupied the mainstream position, while Hayek's theory of structural imbalance is not so prevailing.

很长一段时间，凯恩斯的有效需求不足论占据主流地位，哈耶克的结构失衡论则屈居冷宫。

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